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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2022-49727 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg When len >= INT_MAX - transhdrlen, ulen = len + transhdrlen will be overflow. To fix, we can follow what udpv6 does and subtract the transhdrlen from the max.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.kernel.org/stable/c/034246122f5c5e2e2a0b9fe04e24517920e9beb1 Patch 
https://git.kernel.org/stable/c/0e818d433fc2718fe4da044ffca7431812a7e04e Patch 
https://git.kernel.org/stable/c/27a37755ceb401111ded76810359d3adc4b268a1 Patch 
https://git.kernel.org/stable/c/2cf73c7cb6125083408d77f43d0e84d86aed0000 Patch 
https://git.kernel.org/stable/c/2f42389d270f2304c8855b0b63498a5a4d0c053d Patch 
https://git.kernel.org/stable/c/6c4e3486d21173d60925ef52e512cae727b43d30 Patch 
https://git.kernel.org/stable/c/b8879ca1fd7348b4d5db7db86dcb97f60c73d751 Patch 
https://git.kernel.org/stable/c/f638a84afef3dfe10554c51820c16e39a278c915 Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-190 Integer Overflow or Wraparound cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-49727
NVD Published Date:
02/26/2025
NVD Last Modified:
03/07/2025
Source:
kernel.org